Main Features:Practical 4800LM 4 modes bike headlight / taillightWith 4 x Cree XML-T6 LED4 modes: high・ mid・ low・ strobeComes with battery pack ( 4 x 18650 lithium battery )With IP65 water resistant functionThe input voltage of the battery charger is 100 - 240V・ 50 - 60Hz 0.35A and the output is 8.4V 1000mAThe illuminative distance is 200 - 250mSuitable for home use or outdoor camping・ hiking・ cycling etc.